Q. If cosA + cos2A = 1 then the value of sin2A + sin4A is
A) 1/4
B) 1/2
C) 0
D) 1
✔ Correct Answer: 1
Exam Insight
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A) 1/4
B) 1/2
C) 0
D) 1
✔ Correct Answer: 1
-
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